Information of the world /
Players / Calendar
/ Problems
/ Games Players
___________________________________________________________________________________________________________________

![]()
IM (International Master)
24/10/1920 – Sub-Champion – USSR CHAMPIONSHIP.
24/07/1923 –
Champion – USSR CHAMPIONSHIP.
25/10/1927 –
Champion – USSR CHAMPIONSHIP.
Partides
/ Games /
Partidas - chessgames.com / 365chess.com
Wikipedia - Català / English / Español / Pусский